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  <a name="EN-US_TOPIC_0000002164763098"></a><a name="EN-US_TOPIC_0000002164763098"></a>
  <h1 class="topictitle1">The XtraBackup Tool Fails to Run, Leading to the Backup Failure</h1>
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   <div class="section" id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_en-us_topic_0000001340303593_section45966096">
    <h4 class="sectiontitle">Symptom</h4>
    <p id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_p292735114419">The backup fails, and the error message "Exec backup cmd failed." is displayed in the log.</p>
   </div>
   <div class="section" id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_en-us_topic_0000001340303593_section32266333">
    <h4 class="sectiontitle">Possible Causes</h4>
    <p id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_en-us_topic_0000001340303593_p217144903418">The version of the GCC library file in the host environment is outdated and the XtraBackup backup tool cannot be supported.</p>
   </div>
   <div class="section" id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_section14431947175614">
    <h4 class="sectiontitle">Troubleshooting</h4>
    <ol id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_ol1232218542574">
     <li id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_li65735405819"><span>Log in to the host where the client is installed as user <strong id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_b163071344195218">root</strong>.</span></li>
     <li id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_li1120117237586"><span>Run the <strong id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_b17781538012">yum install devtoolset-</strong><em id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_i181562041709">x</em> command to install the GCC library of a later version.</span><p></p>
      <div class="p" id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_p813311015110">
       For example, <strong id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_b97616217115">yum install devtoolset-8</strong>.
       <div class="note" id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_note871798908">
        <img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span>
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         <p id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_p15717181506">In the <strong id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_b108544139016">devtoolset-</strong><em id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_i10854131313015">x</em> parameter, <em id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_i1274422224320">x</em> indicates the GCC library version. Replace it based on site requirements.</p>
        </div>
       </div>
      </div> <p></p></li>
    </ol>
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   <div class="section" id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_en-us_topic_0000001340303593_section63436170">
    <h4 class="sectiontitle">Suggestions</h4>
    <p class="msonormal" id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_en-us_topic_0000001340303593_p2212424">None</p>
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   <div class="section" id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_en-us_topic_0000001340303593_section34054620">
    <h4 class="sectiontitle">Reference</h4>
    <p id="EN-US_TOPIC_0000002164763098__en-us_topic_0000002200015265_p78751025135312">None</p>
   </div>
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     <strong>Parent topic:</strong> <a href="en-us_topic_0000002164763106.html">FAQs</a>
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